Pippa Middleton’s son hits milestone

Pippa Middleton has revealed her six-month-old son is joining in her love for sports, writing in her column for Waitrose magazine that he has been enjoying swimming.

“Starting my son Arthur swimming at four months old has given him confidence and enjoyment in water,” wrote Pippa according to the Instagram fan page, ‘Middleton Maven’.

“He’s now six months old, and swimming is one of our favourite activities.”

Pippa Middleton is proud that her son enjoys swimming as much as she does. (Getty)

Pippa, who is the Duchess of Cambridge’s younger sister, previously revealed that swimming helped her stay fit during pregnancy.

“From personal experience, I’d confidently say I find it has been the most enjoyable and rewarding form of exercise since I found out I was expecting,” Pippa previously wrote in the magazine’s column.

“It’s so good for you that you could swim every day – as long as you don’t overexert yourself – right up until the end of the third trimester.”

Proud parents, Pippa Middleton and James Matthews (Getty)

The 35-year-old, has also written of the health advantages she has noticed for her first-born son writing, “The exercise helps guarantee sound daytime sleeps, and the movement has improved his digestion.”

Pippa and her husband James Matthews, wed in May 2017 and chose beautiful Australia for their honeymoon – spending time in Sydney and the Top end.

Now residing in London in £17 million ($30m AUD) property, the couple have previously stated they wish to settle into a quiet life with their children, present and future